public Result ChangePassword(SystemUser oSystemUser, String sNewPassword, String sConfirmPassword)
        {
            Result oResult = new Result();

            try
            {
                SystemUserDAO oSystemUserDAO = new SystemUserDAO();
                oResult = oSystemUserDAO.ChangePassword(oSystemUser, sNewPassword, sConfirmPassword);
            }
            catch (Exception oEx)
            {
                oResult.ResultIsSuccess = false;
                oResult.ResultException = oEx;
                oResult.ResultMessage = "System User ChangePassword Exception..";
            }

            return oResult;
        }
        /// <summary>
        /// This method change the systemuser password
        /// </summary>
        /// <param name="oSystemUser"> It takes SystemUser Object </param>
        /// <param name="sNewPassword"> It takes String Object</param>
        /// <param name="sConfirmPassword"> It takes String Object</param>
        /// <returns> It returns Result Object </returns>
        public Result ChangePassword(SystemUser oSystemUser, String sNewPassword, String sConfirmPassword)
        {
            logger.Info("Start ChangePassword SystemUserDAO+DAO");

            Result oResult = new Result();
            DAOUtil oDAOUtil = new DAOUtil();

            String sUpadte = String.Empty;

            List<String> oListString = new List<String>();

            try
            {
                sUpadte = "update EX_SystemUser set SystemUserPassword='******' where SystemUserID='" + oSystemUser.SystemUserID + "' and SystemUserPassword='******' and DeleteTime is NULL";

                oListString.Add(sUpadte);

                if (oDAOUtil.ExecuteNonQuery(oListString))
                {
                    oSystemUser.SystemUserPassword = sNewPassword;

                    oResult.ResultObject = oSystemUser;
                    oResult.ResultMessage = "Your password have been changed successfully...";
                    oResult.ResultIsSuccess = true;
                }
                else
                {
                    oResult.ResultIsSuccess = false;
                    oResult.ResultMessage = "SystemUser ChangePassword Fail...";
                }
            }
            catch (Exception oEx)
            {
                oResult.ResultIsSuccess = false;
                oResult.ResultException = oEx;
                oResult.ResultMessage = "SystemUser ChangePassword Exception...";

                logger.Info("Exception ChangePassword SystemUserDAO+DAO", oEx);
            }

            logger.Info("End ChangePassword SystemUserDAO+DAO");

            return oResult;
        }
Ejemplo n.º 3
0
        //r
        public Result ExamDeleteByStoredProcedure(Exam oExam, SystemUser oSystemUser)
        {
            Result oResult = new Result();

            try
            {
                ExamDAO oExamDAO = new ExamDAO();

                oResult = oExamDAO.ExamDeleteByStoredProcedure(oExam, oSystemUser);
            }
            catch (Exception oEx)
            {
                oResult.ResultIsSuccess = false;
                oResult.ResultException = oEx;
                oResult.ResultMessage = "Exception occured during Exam Delete..";
            }

            return oResult;
        }
        public Result LoadQuestionsForACandidateWhichSetupByAParticularUser(string sCandidateID, Exam oExam, SystemUser oSystemUser, Boolean flagForEvaluation)
        {
            //new CLogger("Start LoadQuestionsForACandidateWhichSetupByAParticularUser EvaluateProcessBO+BO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Start LoadQuestionsForACandidateWhichSetupByAParticularUser EvaluateProcessBO+BO", ELogLevel.Debug);

            Result oResult = new Result();
            EvaluateProcessDAO oEvaluateProcessDAO = new EvaluateProcessDAO();

            try
            {
                oResult = oEvaluateProcessDAO.LoadQuestionsForACandidateWhichSetupByAParticularUser(sCandidateID, oExam, oSystemUser,flagForEvaluation);
            }
            catch (Exception oEx)
            {
                oResult.ResultIsSuccess = false;
                oResult.ResultException = oEx;
                oResult.ResultMessage = "LoadQuestionsForACandidateWhichSetupByAParticularUser Exception..";

                //new CLogger("Exception LoadQuestionsForACandidateWhichSetupByAParticularUser EvaluateProcessBO+BO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Exception LoadQuestionsForACandidateWhichSetupByAParticularUser EvaluateProcessBO+BO", ELogLevel.Debug, oEx);
            }

            //new CLogger("Out LoadQuestionsForACandidateWhichSetupByAParticularUser EvaluateProcessBO+BO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Out LoadQuestionsForACandidateWhichSetupByAParticularUser EvaluateProcessBO+BO", ELogLevel.Debug);

            return oResult;
        }
        public Result LoadCandidatesAccordingToSystemUserForEvaluate(SystemUser oSystemUser, Exam oExam)
        {
            //new CLogger("Start LoadCandidatesAccordingToSystemUserForEvaluate EvaluateProcessBO+BO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Start LoadCandidatesAccordingToSystemUserForEvaluate EvaluateProcessBO+BO", ELogLevel.Debug);

            Result oResult = new Result();
            EvaluateProcessDAO oEvaluateProcessDAO = new EvaluateProcessDAO();

            try
            {
                oResult = oEvaluateProcessDAO.LoadCandidatesAccordingToSystemUserForEvaluate(oSystemUser, oExam);
            }
            catch (Exception oEx)
            {
                oResult.ResultIsSuccess = false;
                oResult.ResultException = oEx;
                oResult.ResultMessage = "LoadCandidatesAccordingToSystemUserForEvaluate Exception..";

                //new CLogger("Exception LoadCandidatesAccordingToSystemUserForEvaluate EvaluateProcessBO+BO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Exception LoadCandidatesAccordingToSystemUserForEvaluate EvaluateProcessBO+BO", ELogLevel.Debug, oEx);
            }

            //new CLogger("Out LoadCandidatesAccordingToSystemUserForEvaluate EvaluateProcessBO+BO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Out LoadCandidatesAccordingToSystemUserForEvaluate EvaluateProcessBO+BO", ELogLevel.Debug);

            return oResult;
        }
Ejemplo n.º 6
0
 private void Initialization()
 {
     this.oSystemUser = new SystemUser();
     this.oCategory = new Category();
     this.ObjectiveType = new Objective();
     this.oQuestionType = new QuestionType();
     this.QLevel = new Level();
     this.Text = String.Empty;
 }
        public Result SystemUserEntry(SystemUser oSystemUser)
        {
            //new CLogger("Start SystemUserEntry SystemUserBO+BO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Start SystemUserEntry SystemUserBO+BO", ELogLevel.Debug);

            Result oResult = new Result();

            try
            {
                SystemUserDAO oSystemUserDAO = new SystemUserDAO();
                oResult = oSystemUserDAO.SystemUserEntry(oSystemUser);
            }
            catch (Exception oEx)
            {
                oResult.ResultIsSuccess = false;
                oResult.ResultException = oEx;
                oResult.ResultMessage = "System User Entry Exception..";

                //new CLogger("Exception SystemUserEntry SystemUserBO+BO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Exception SystemUserEntry SystemUserBO+BO", ELogLevel.Debug, oEx);
            }

            //new CLogger("Out SystemUserEntry SystemUserBO+BO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Out SystemUserEntry SystemUserBO+BO", ELogLevel.Debug);

            return oResult;
        }
 private void Initialization()
 {
     this.oExam = new Exam();
     this.oQuestion = new Question();
     this.oSystemUser = new SystemUser();
 }
        /// <summary>
        /// This method Load questions at the time of candidate evaluation, if that system user setup questions.
        /// The system user can see the questions which are setup by him
        /// Administrator can always see all questions
        /// </summary>
        /// <param name="sCandidateID"> It takes string Object </param>
        /// <param name="oExam"> It takes Exam Object </param>
        /// <param name="oSystemUser"> It takes SystemUser Object </param>
        /// <param name="flagForEvaluation"> It takes Boolean Object.It is only to show the Objective answer Name </param>
        /// <returns> It returns Result Object </returns>
        public Result LoadQuestionsForACandidateWhichSetupByAParticularUser(string sCandidateID, Exam oExam, SystemUser oSystemUser, Boolean flagForEvaluation)
        {
            //new CLogger("Start LoadQuestionsForACandidateWhichSetupByAParticularUser EvaluateProcessDAO+DAO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Start LoadQuestionsForACandidateWhichSetupByAParticularUser EvaluateProcessDAO+DAO", ELogLevel.Debug);

            logger.Info("Start LoadQuestionsForACandidateWhichSetupByAParticularUser EvaluateProcessDAO+DAO");

            Result oResult = new Result();
            DAOUtil oDAOUtil = new DAOUtil();

            SqlDataReader oSqlDataReader = null;

            String sSelect = String.Empty;
            String sTempAnswer = String.Empty;
            String sObtainMark = String.Empty;

            List<CandidateAnswerQuestion> oListCandidateAnswerQuestion = new List<CandidateAnswerQuestion>();

            float f =0f;

            try
            {
                if (oSystemUser.SystemUserName.ToLower().Equals("administrator"))
                {
                    //sSelect = "select EX_CandidateExam.AnswerStringOrBits from EX_CandidateExam inner join EX_QuestionGeneration on EX_CandidateExam.QuestionID=EX_QuestionGeneration.QuestionID where EX_CandidateExam.CandidateID='" + sCandidateID + "' and EX_CandidateExam.ExamID='"+oExam.ExamID+"' and EX_CandidateExam.QuestionID in (select EX_QuestionGeneration.QuestionID from EX_QuestionGeneration where EX_QuestionGeneration.ExamID='" + oExam.ExamID + "')";
                    //sSelect = "select EX_CandidateExam.AnswerStringOrBits,EX_Question.QuestionID,EX_Question.QuestionText,EX_Question.QuestionDefaultMark,EX_Question.QuestionTypeID,EX_Question.QuestionCategoryID from EX_CandidateExam inner join EX_QuestionGeneration on EX_CandidateExam.QuestionID=EX_QuestionGeneration.QuestionID inner join EX_Question on EX_Question.QuestionID = EX_QuestionGeneration.QuestionID where EX_CandidateExam.CandidateID='" + sCandidateID + "' and EX_CandidateExam.ExamID='" + oExam.ExamID + "' and EX_CandidateExam.QuestionID in (select EX_QuestionGeneration.QuestionID from EX_QuestionGeneration where EX_QuestionGeneration.ExamID='" + oExam.ExamID + "') order by EX_Question.QuestionCategoryID,EX_Question.QuestionTypeID asc";
                    //sSelect = "select distinct EX_CandidateExam.AnswerStringOrBits,EX_CandidateExam.ObtainMark, EX_Question.QuestionID,EX_Question.QuestionText,EX_Question.QuestionDefaultMark,EX_Question.QuestionTypeID,EX_Question.QuestionCategoryID from EX_Question inner join EX_QuestionGeneration on EX_Question.QuestionID = EX_QuestionGeneration.QuestionID inner join EX_CandidateExam on EX_CandidateExam.QuestionID=EX_QuestionGeneration.QuestionID where EX_CandidateExam.CandidateID='" + sCandidateID + "' and EX_CandidateExam.ExamID='" + oExam.ExamID + "' and EX_CandidateExam.QuestionID in (select EX_QuestionGeneration.QuestionID from EX_QuestionGeneration where EX_QuestionGeneration.ExamID='" + oExam.ExamID + "') order by EX_Question.QuestionCategoryID,EX_Question.QuestionTypeID asc";
                    sSelect = "select distinct EX_CandidateExam.AnswerStringOrBits,EX_CandidateExam.ObtainMark,"
                    +" EX_CandidateExam.AnswerAttachmentPath, EX_Question.QuestionID,"
                    +" EX_Question.QuestionText,EX_QuestionGeneration.SetupQuestionMark,"
                    +" EX_Question.QuestionTypeID,EX_Question.QuestionCategoryID"
                    +" from EX_Question inner join EX_QuestionGeneration on"
                    +" EX_Question.QuestionID = EX_QuestionGeneration.QuestionID"
                    +" inner join EX_CandidateExam on EX_CandidateExam.QuestionID=EX_QuestionGeneration.QuestionID"
                    +" where EX_CandidateExam.CandidateID='" + sCandidateID + "'"
                    +" and EX_QuestionGeneration.ExamID='" + oExam.ExamID + "'"
                    +" and EX_CandidateExam.ExamID='" + oExam.ExamID + "' and"
                    +" EX_CandidateExam.QuestionID in"
                    +" (select EX_QuestionGeneration.QuestionID from EX_QuestionGeneration"
                    +" where EX_QuestionGeneration.ExamID='" + oExam.ExamID + "')"
                    +" order by EX_Question.QuestionCategoryID,EX_Question.QuestionTypeID asc";
                }
                else
                {
                    //sSelect = "select EX_CandidateExam.AnswerStringOrBits from EX_CandidateExam inner join EX_QuestionGeneration on EX_CandidateExam.QuestionID=EX_QuestionGeneration.QuestionID where EX_CandidateExam.CandidateID='" + sCandidateID + "' and EX_CandidateExam.ExamID='" + oExam.ExamID + "' and EX_CandidateExam.QuestionID in (select EX_QuestionGeneration.QuestionID from EX_QuestionGeneration where EX_QuestionGeneration.ExamID='" + oExam.ExamID + "' and EX_QuestionGeneration.GeneratorID='" + oSystemUser.SystemUserID + "')";
                    //sSelect = "select EX_CandidateExam.AnswerStringOrBits,EX_Question.QuestionID,EX_Question.QuestionText,EX_Question.QuestionDefaultMark,EX_Question.QuestionTypeID,EX_Question.QuestionCategoryID from EX_CandidateExam inner join EX_QuestionGeneration on EX_CandidateExam.QuestionID=EX_QuestionGeneration.QuestionID inner join EX_Question on EX_Question.QuestionID = EX_QuestionGeneration.QuestionID where EX_CandidateExam.CandidateID='" + sCandidateID + "' and EX_CandidateExam.ExamID='" + oExam.ExamID + "' and EX_CandidateExam.QuestionID in (select EX_QuestionGeneration.QuestionID from EX_QuestionGeneration where EX_QuestionGeneration.ExamID='" + oExam.ExamID + "' and EX_QuestionGeneration.GeneratorID='" + oSystemUser.SystemUserID + "') order by EX_Question.QuestionCategoryID,EX_Question.QuestionTypeID asc";
                    //sSelect = "select distinct EX_CandidateExam.AnswerStringOrBits,EX_CandidateExam.ObtainMark, EX_Question.QuestionID,EX_Question.QuestionText,EX_Question.QuestionDefaultMark,EX_Question.QuestionTypeID,EX_Question.QuestionCategoryID from EX_Question inner join EX_QuestionGeneration on EX_Question.QuestionID = EX_QuestionGeneration.QuestionID inner join EX_CandidateExam on EX_CandidateExam.QuestionID=EX_QuestionGeneration.QuestionID where EX_CandidateExam.CandidateID='" + sCandidateID + "' and EX_CandidateExam.ExamID='" + oExam.ExamID + "' and EX_CandidateExam.QuestionID in (select EX_QuestionGeneration.QuestionID from EX_QuestionGeneration where EX_QuestionGeneration.ExamID='" + oExam.ExamID + "' and EX_QuestionGeneration.GeneratorID='" + oSystemUser.SystemUserID + "') order by EX_Question.QuestionCategoryID,EX_Question.QuestionTypeID asc";
                    sSelect = "select distinct EX_CandidateExam.AnswerStringOrBits,EX_CandidateExam.ObtainMark,"
                    +" EX_CandidateExam.AnswerAttachmentPath, EX_Question.QuestionID,"
                    +" EX_Question.QuestionText,EX_QuestionGeneration.SetupQuestionMark,"
                    +" EX_Question.QuestionTypeID,EX_Question.QuestionCategoryID"
                    +" from EX_Question inner join EX_QuestionGeneration on EX_Question.QuestionID = EX_QuestionGeneration.QuestionID"
                    +" inner join EX_CandidateExam on EX_CandidateExam.QuestionID=EX_QuestionGeneration.QuestionID"
                    +" where EX_CandidateExam.CandidateID='" + sCandidateID + "'"
                    +" and EX_QuestionGeneration.ExamID='" + oExam.ExamID + "'"
                    +" and EX_CandidateExam.ExamID='" + oExam.ExamID + "' and"
                    +" EX_CandidateExam.QuestionID in"
                    +" (select EX_QuestionGeneration.QuestionID from EX_QuestionGeneration"
                    +" where EX_QuestionGeneration.ExamID='" + oExam.ExamID + "' and"
                    +" EX_QuestionGeneration.GeneratorID='" + oSystemUser.SystemUserID + "')"
                    +" order by EX_Question.QuestionCategoryID,EX_Question.QuestionTypeID asc";
                }

                oSqlDataReader = oDAOUtil.GetReader(sSelect);

                while (oSqlDataReader.Read())
                {
                    CandidateAnswerQuestion oCandidateAnswerQuestion = new CandidateAnswerQuestion();

                    sTempAnswer = oSqlDataReader["AnswerStringOrBits"].ToString();

                    sObtainMark = oSqlDataReader["ObtainMark"].ToString();

                    if (float.TryParse(sObtainMark, out f))
                    {
                        oCandidateAnswerQuestion.ObtainMark = float.Parse(sObtainMark);
                    }
                    else
                    {
                        oCandidateAnswerQuestion.ObtainMark = 0f;
                    }

                    oCandidateAnswerQuestion.sAnswerAttachFilePath = oSqlDataReader["AnswerAttachmentPath"].ToString();
                    oCandidateAnswerQuestion.QuestionForCandidateAnswer.QuestionID = new Guid(oSqlDataReader["QuestionID"].ToString());
                    oCandidateAnswerQuestion.QuestionForCandidateAnswer.QuestionText = oSqlDataReader["QuestionText"].ToString();
                    oCandidateAnswerQuestion.QuestionForCandidateAnswer.QuestionDefaultMark = float.Parse(oSqlDataReader["SetupQuestionMark"].ToString());
                    oCandidateAnswerQuestion.QuestionForCandidateAnswer.QuestionCategory.CategoryID = int.Parse(oSqlDataReader["QuestionCategoryID"].ToString());

                    //Objective@True:True:False:True:
                    //Descriptive@IQ Des Exam:
                    //DES@IQ
                    String sTempObjective = String.Empty;
                    String sCheck = String.Empty;
                    List<Choice> oListAnswers = new List<Choice>();
                    int iColonIndex = 0;

                    if (sTempAnswer.IndexOf("Objective@", 0)>=0)
                    {
                        sTempObjective = sTempAnswer.Substring(sTempAnswer.IndexOf("@",0)+1);

                        while (sTempObjective != String.Empty)
                        {
                            iColonIndex = sTempObjective.IndexOf(":");

                            if(iColonIndex>=0)
                            {
                                sCheck = sTempObjective.Substring(0, iColonIndex);

                                Choice oChoice = new Choice();

                                oChoice.ChoiceIsValid = Boolean.Parse(sCheck);

                                oListAnswers.Add(oChoice);

                                if (iColonIndex + 1 < sTempObjective.Length)
                                {
                                    sTempObjective = sTempObjective.Substring(iColonIndex + 1, sTempObjective.Length - iColonIndex - 1);
                                }
                                else
                                {
                                    sTempObjective = String.Empty;
                                }
                            }
                        }

                        oCandidateAnswerQuestion.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfAnswers = oListAnswers;
                        oCandidateAnswerQuestion.QuestionForCandidateAnswer.QuestionQuestionType.QuestionTypeID = 0;
                    }
                    else if (sTempAnswer.IndexOf("Descriptive@", 0)>=0)
                    {
                        oCandidateAnswerQuestion.DescriptiveQuestionAnswerText = sTempAnswer.Substring(sTempAnswer.IndexOf("@",0)+1,sTempAnswer.Length-(sTempAnswer.IndexOf("@",0)+1)-1);
                        oCandidateAnswerQuestion.QuestionForCandidateAnswer.QuestionQuestionType.QuestionTypeID = 1;
                    }

                    oListCandidateAnswerQuestion.Add(oCandidateAnswerQuestion);
                }

                oSqlDataReader.Close();

                //this is for show the Objective answer Name
                if (!flagForEvaluation)
                {
                    foreach (CandidateAnswerQuestion oCandidateAnswerQuestionInList in oListCandidateAnswerQuestion)
                    {
                        if (oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionQuestionType.QuestionTypeID == 0)
                        {
                            if (oSystemUser.SystemUserName.ToLower().Equals("administrator"))
                            {
                                sSelect = "select EX_Objective.ObjectiveQuestionID,EX_Objective.ObjectiveAnswer,"
                                + " EX_Objective.ObjectiveAnswerIsValid"
                                + " from EX_Objective where"
                                + " EX_Objective.ObjectiveQuestionID='" + oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionID + "'";

                            }
                            else
                            {
                                sSelect = "select EX_Objective.ObjectiveQuestionID,EX_Objective.ObjectiveAnswer,"
                                + " EX_Objective.ObjectiveAnswerIsValid"
                                + " from EX_Objective where"
                                + " EX_Objective.ObjectiveQuestionID='" + oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionID + "'";
                            }

                            //String sCheckValid = String.Empty;
                            //String sCheckName = String.Empty;

                            List<Choice> oListChoices = new List<Choice>();

                            oSqlDataReader = oDAOUtil.GetReader(sSelect);

                            int iChoiceCounter = -1;

                            while (oSqlDataReader.Read())
                            {
                                iChoiceCounter = iChoiceCounter + 1;

                                Choice oChoice = new Choice();
                                oChoice.ChoiceIsValid = Boolean.Parse(oSqlDataReader["ObjectiveAnswerIsValid"].ToString());

                                oListChoices.Add(oChoice);
                                //oChoice.ChoiceName = oSqlDataReader["ObjectiveAnswer"].ToString();

                                oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfAnswers[iChoiceCounter].ChoiceName = oSqlDataReader["ObjectiveAnswer"].ToString();

                            }

                            oSqlDataReader.Close();

                            oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfChoices = oListChoices;
                        }
                    }
                }

                oResult.ResultObject = oListCandidateAnswerQuestion;
                oResult.ResultMessage = "LoadQuestionsForACandidateWhichSetupByAParticularUser Success...";
                oResult.ResultIsSuccess = true;

            }
            catch (Exception oEx)
            {
                oResult.ResultIsSuccess = false;
                oResult.ResultException = oEx;
                oResult.ResultMessage = "LoadQuestionsForACandidateWhichSetupByAParticularUser Exception...";

                logger.Info("Exception LoadQuestionsForACandidateWhichSetupByAParticularUser EvaluateProcessDAO+DAO", oEx);

                //new CLogger("Exception LoadQuestionsForACandidateWhichSetupByAParticularUser EvaluateProcessDAO+DAO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Exception LoadQuestionsForACandidateWhichSetupByAParticularUser EvaluateProcessDAO+DAO", ELogLevel.Debug, oEx);
            }
            finally
            {
                if (oSqlDataReader!=null && !oSqlDataReader.IsClosed)
                {
                    oSqlDataReader.Close();
                }
            }

            //new CLogger("Out LoadQuestionsForACandidateWhichSetupByAParticularUser EvaluateProcessDAO+DAO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Out LoadQuestionsForACandidateWhichSetupByAParticularUser EvaluateProcessDAO+DAO", ELogLevel.Debug); ;

            logger.Info("End LoadQuestionsForACandidateWhichSetupByAParticularUser EvaluateProcessDAO+DAO");

            return oResult;
        }
        /// <summary>
        /// This method checks the systemuser login
        /// </summary>
        /// <param name="oSystemUser"> It takes SystemUser Object </param>
        /// <returns> It returns Result Object </returns>
        public Result SystemUserLogin(SystemUser oSystemUser)
        {
            logger.Info("Start SystemUserLogin SystemUserDAO+DAO");

            Result oResult = new Result();
            SqlDataReader oSqlDataReader = null;

            try
            {
                DAOUtil oDAOUtil = new DAOUtil();
                SystemUser oPopulatedSystemUser = new SystemUser();

                Boolean flag = false;

                String sSelect = "select SystemUserID,SystemUserName,SystemUserPassword,EmailAddress from EX_SystemUser where SystemUserName='******' and SystemUserPassword='******' and DeleteTime is NULL";
                oSqlDataReader = oDAOUtil.GetReader(sSelect);

                if (oSqlDataReader.HasRows)
                {
                    while (oSqlDataReader.Read())
                    {
                        oPopulatedSystemUser.SystemUserID = new Guid(oSqlDataReader["SystemUserID"].ToString());
                        oPopulatedSystemUser.SystemUserName = oSqlDataReader["SystemUserName"].ToString();
                        oPopulatedSystemUser.SystemUserPassword = oSqlDataReader["SystemUserPassword"].ToString();
                        oPopulatedSystemUser.SystemUserEmail = oSqlDataReader["EmailAddress"].ToString();

                        flag = true;
                    }

                    oSqlDataReader.Close();

                    if (flag)
                    {
                        oResult.ResultObject = oPopulatedSystemUser;
                        oResult.ResultMessage = "Login Success...";
                        oResult.ResultIsSuccess = true;
                    }
                    else
                    {
                        oResult.ResultIsSuccess = false;
                        oResult.ResultMessage = "System User Login Fail...";
                    }
                }
                else
                {
                    oResult.ResultIsSuccess = false;
                    oResult.ResultMessage = "System User Not Found...";
                }

            }
            catch (Exception oEx)
            {
                oResult.ResultIsSuccess = false;
                oResult.ResultMessage = "SystemUserLogin Exception...";
                oResult.ResultException = oEx;

                logger.Info("Exception SystemUserLogin SystemUserDAO+DAO",oEx);
            }
            finally
            {
                if (oSqlDataReader!=null && !oSqlDataReader.IsClosed)
                {
                    oSqlDataReader.Close();
                }
            }

            logger.Info("End SystemUserLogin SystemUserDAO+DAO");

            return oResult;
        }
        /// <summary>
        /// This method inserts systemuser, if that systemuser name is not existed
        /// </summary>
        /// <param name="oSystemUser"> It takes SystemUser Object </param>
        /// <returns> It returns Result Object </returns>
        public Result SystemUserEntry(SystemUser oSystemUser)
        {
            logger.Info("Start SystemUserEntry SystemUserDAO+DAO");

            Result oResult = new Result();

            List<SqlCommand> oListSqlCommand = new List<SqlCommand>();
            List<int> oListInt = new List<int>();

            try
            {
                DAOUtil oDAOUtil = new DAOUtil();

                //Boolean flag = true;

                //String sSelect = "select SystemUserName from EX_SystemUser where (SystemUserName='******' or EmailAddress='" + oSystemUser.SystemUserEmail + "') and DeleteTime is NULL";
                //String sInsert = String.Empty;
                //List<String> oListOfString = new List<String>();

                //oSqlDataReader = oDAOUtil.GetReader(sSelect);

                //if (oSqlDataReader.HasRows)
                //{
                //    flag = false;
                //}

                //oSqlDataReader.Close();

                //if (flag)
                //{
                //    oSystemUser.SystemUserID = Guid.NewGuid();

                //    sInsert = "if not exists(select SystemUserName from EX_SystemUser where (SystemUserName='******' or EmailAddress='" + oSystemUser.SystemUserEmail + "')"
                //    +" and DeleteTime is NULL)"
                //    +" insert into EX_SystemUser(SystemUserID,SystemUserName,SystemUserPassword,EmailAddress)"
                //    +" values('" + oSystemUser.SystemUserID + "','" + oSystemUser.SystemUserName + "','" + oSystemUser.SystemUserPassword + "','" + oSystemUser.SystemUserEmail + "')";
                //    oListOfString.Add(sInsert);

                //    if (oDAOUtil.ExecuteNonQuery(oListOfString))
                //    {
                //        oResult.ResultObject = oSystemUser;
                //        oResult.ResultMessage = "System User Entry Success...";
                //        oResult.ResultIsSuccess = true;
                //    }
                //    else
                //    {
                //        oResult.ResultIsSuccess = false;
                //        oResult.ResultMessage = "System User Entry Failed...";
                //    }
                //}
                //else
                //{
                //    oResult.ResultIsSuccess = false;
                //    oResult.ResultMessage = "System User is already Existed...";
                //}

                SqlCommand oSqlCommand = new SqlCommand("SP_SystemUserEntry");
                oSqlCommand.CommandType = CommandType.StoredProcedure;

                oSystemUser.SystemUserID = Guid.NewGuid();

                oSqlCommand.Parameters.Add("@SystemUserID", SqlDbType.UniqueIdentifier);
                oSqlCommand.Parameters["@SystemUserID"].Value = oSystemUser.SystemUserID;

                oSqlCommand.Parameters.Add("@SystemUserName", SqlDbType.VarChar);
                oSqlCommand.Parameters["@SystemUserName"].Value = oSystemUser.SystemUserName;

                oSqlCommand.Parameters.Add("@SystemUserPassword", SqlDbType.VarChar);
                oSqlCommand.Parameters["@SystemUserPassword"].Value = oSystemUser.SystemUserPassword;

                oSqlCommand.Parameters.Add("@EmailAddress", SqlDbType.VarChar);
                oSqlCommand.Parameters["@EmailAddress"].Value = oSystemUser.SystemUserEmail;

                oListSqlCommand.Add(oSqlCommand);

                oListInt = oDAOUtil.ExecuteNonQueryForStoredProcedure(oListSqlCommand);

                if (oListInt.Count > 0)
                {
                    if (oListInt[0] > 0)
                    {
                        oResult.ResultObject = oSystemUser;
                        oResult.ResultMessage = "System User Entry Success...";
                        oResult.ResultIsSuccess = true;
                    }
                    else
                    {
                        oResult.ResultIsSuccess = false;
                        oResult.ResultMessage = "System User Name or Email is already Existed...";
                    }
                }
                else
                {
                    oResult.ResultIsSuccess = false;
                    oResult.ResultMessage = "SystemUser Entry Failed...";
                }
            }
            catch (Exception oEx)
            {
                oResult.ResultIsSuccess = false;
                oResult.ResultException = oEx;
                oResult.ResultMessage = "System User Entry Exception...";

                logger.Info("Exception SystemUserEntry SystemUserDAO+DAO", oEx);
            }

            logger.Info("End SystemUserEntry SystemUserDAO+DAO");

            return oResult;
        }
        /// <summary>
        /// This method Save ObjectiveAnswer Marks For All Candidate Of An Exam
        /// </summary>
        /// <param name="oListCandidateForExamForGrid"> It takes List<CandidateForExam> Object </param>
        /// <param name="oExam"> It takes Exam Object </param>
        /// <param name="oSystemUser"> It takes SystemUser Object </param>
        /// <returns> It returns Result Object </returns>
        public Result SaveObjectiveAnswerMarksForAllCandidateOfAnExam(List<CandidateForExam> oListCandidateForExamForEvaluate, SystemUser oSystemUser, Exam oExam)
        {
            //new CLogger("Start SaveObjectiveAnswerMarksForAllCandidateOfAnExam EvaluateProcessDAO+DAO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Start SaveObjectiveAnswerMarksForAllCandidateOfAnExam EvaluateProcessDAO+DAO", ELogLevel.Debug);

            logger.Info("Start SaveObjectiveAnswerMarksForAllCandidateOfAnExam EvaluateProcessDAO+DAO");

            Result oResult = new Result();
            DAOUtil oDAOUtil = new DAOUtil();

            String sUpdate = String.Empty;

            List<String> oListString = new List<String>();

            try
            {
                foreach (CandidateForExam oCandidateForExamInList in oListCandidateForExamForEvaluate)
                {
                    foreach (CandidateAnswerQuestion oCandidateAnswerQuestionInList in oCandidateForExamInList.CadidateCandidateExam.CandidateAnsweredQuestions)
                    {
                        if (oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionQuestionType.QuestionTypeID == 0)
                        {
                            sUpdate = "update EX_CandidateExam set ObtainMark='" + oCandidateAnswerQuestionInList.ObtainMark + "' where ExamID='" + oExam.ExamID + "' and CandidateID='" + oCandidateForExamInList.CandidateForExamCandidate.CandidateCompositeID + "' and QuestionID='" + oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionID + "'";

                            oListString.Add(sUpdate);
                        }
                    }
                }

                if (oDAOUtil.ExecuteNonQuery(oListString))
                {
                    oResult.ResultObject = oListCandidateForExamForEvaluate;
                    oResult.ResultMessage = "Objective answers are saved for all candidate of this exam...";
                    oResult.ResultIsSuccess = true;
                }
                else
                {
                    oResult.ResultIsSuccess = false;
                    oResult.ResultMessage = "Saving objective answers for all candidate of this exam Failed...";
                }
            }
            catch (Exception oEx)
            {
                oResult.ResultIsSuccess = false;
                oResult.ResultException = oEx;
                oResult.ResultMessage = "Exception at saving objective answers for all candidate of this exam...";

                logger.Info("Exception SaveObjectiveAnswerMarksForAllCandidateOfAnExam EvaluateProcessDAO+DAO", oEx);

                //new CLogger("Exception SaveObjectiveAnswerMarksForAllCandidateOfAnExam EvaluateProcessDAO+DAO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Exception SaveObjectiveAnswerMarksForAllCandidateOfAnExam EvaluateProcessDAO+DAO", ELogLevel.Debug, oEx);
            }

            //new CLogger("Out SaveObjectiveAnswerMarksForAllCandidateOfAnExam EvaluateProcessDAO+DAO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Out SaveObjectiveAnswerMarksForAllCandidateOfAnExam EvaluateProcessDAO+DAO", ELogLevel.Debug); ;

            logger.Info("End SaveObjectiveAnswerMarksForAllCandidateOfAnExam EvaluateProcessDAO+DAO");

            return oResult;
        }
        /// <summary>
        /// This method Save DescriptiveAnswer Marks For Candidates For A SystemUser Of An Exam
        /// </summary>
        /// <param name="sCandidateID"> It takes String Object </param>
        /// <param name="oListCandidateAnswerQuestion"> It takes List<CandidateAnswerQuestion> Object </param>
        /// <param name="oExam"> It takes Exam Object </param>
        /// <param name="oSystemUser"> It takes SystemUser Object </param>
        /// <returns> It returns Result Object </returns>
        public Result SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam(String sCandidateID, List<CandidateAnswerQuestion> oListCandidateAnswerQuestion, Exam oExam, SystemUser oSystemUser)
        {
            //new CLogger("Start SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam EvaluateProcessDAO+DAO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Start SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam EvaluateProcessDAO+DAO", ELogLevel.Debug);

            logger.Info("Start SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam EvaluateProcessDAO+DAO");

            Result oResult = new Result();
            DAOUtil oDAOUtil = new DAOUtil();

            String sUpdate = String.Empty;

            List<String> oListString = new List<String>();

            try
            {
                foreach (CandidateAnswerQuestion oCandidateAnswerQuestionInList in oListCandidateAnswerQuestion)
                {
                    if (oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionQuestionType.QuestionTypeID == 1)
                    {
                        sUpdate = "update EX_CandidateExam set ObtainMark='" + oCandidateAnswerQuestionInList.ObtainMark + "' where ExamID='" + oExam.ExamID + "' and CandidateID='" + sCandidateID + "' and QuestionID='" + oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionID + "'";

                        oListString.Add(sUpdate);
                    }
                }

                if (oDAOUtil.ExecuteNonQuery(oListString))
                {
                    oResult.ResultObject = oListCandidateAnswerQuestion;
                    oResult.ResultMessage = "Descriptive answers are evaluated...";
                    oResult.ResultIsSuccess = true;
                }
                else
                {
                    oResult.ResultIsSuccess = false;
                    oResult.ResultMessage = "Descriptive answers are evaluation failed...";
                }
            }
            catch (Exception oEx)
            {
                oResult.ResultIsSuccess = false;
                oResult.ResultException = oEx;
                oResult.ResultMessage = "SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam Exception...";

                logger.Info("Exception SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam EvaluateProcessDAO+DAO", oEx);
                //new CLogger("Exception SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam EvaluateProcessDAO+DAO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Exception SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam EvaluateProcessDAO+DAO", ELogLevel.Debug, oEx);
            }

            //new CLogger("Out SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam EvaluateProcessDAO+DAO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Out SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam EvaluateProcessDAO+DAO", ELogLevel.Debug); ;

            logger.Info("End SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam EvaluateProcessDAO+DAO");

            return oResult;
        }
        /// <summary>
        /// This method evaluate objective answers for all candidate of an exam.
        /// Only the administrator can call this method.
        /// It evaluates automatically
        /// </summary>
        /// <param name="oListCandidateForExamForGrid"> It takes List<CandidateForExam> Object </param>
        /// <param name="oExam"> It takes Exam Object </param>
        /// <param name="oSystemUser"> It takes SystemUser Object </param>
        /// <returns> It returns Result Object </returns>
        public Result EvaluateObjectiveAnswersForAllCandidateOfAnExma(List<CandidateForExam> oListCandidateForExamForGrid, SystemUser oSystemUser, Exam oExam)
        {
            //new CLogger("Start EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessDAO+DAO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Start EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessDAO+DAO", ELogLevel.Debug);

            logger.Info("Start EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessDAO+DAO");

            Result oResult = new Result();
            DAOUtil oDAOUtil = new DAOUtil();

            SqlDataReader oSqlDataReader = null;

            String sSelect = String.Empty;

            try
            {
                foreach (CandidateForExam oCandidateForExamInList in oListCandidateForExamForGrid)
                {
                    List<CandidateAnswerQuestion> oListCandidateAnswerQuestion = new List<CandidateAnswerQuestion>();

                    oResult = LoadQuestionsForACandidateWhichSetupByAParticularUser(oCandidateForExamInList.CandidateForExamCandidate.CandidateCompositeID, oExam, oSystemUser, true);

                    if (oResult.ResultIsSuccess)
                    {
                        oListCandidateAnswerQuestion = (List<CandidateAnswerQuestion>)oResult.ResultObject;

                        foreach (CandidateAnswerQuestion oCandidateAnswerQuestionInList in oListCandidateAnswerQuestion)
                        {
                            if (oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionQuestionType.QuestionTypeID == 0)
                            {
                                if (oSystemUser.SystemUserName.ToLower().Equals("administrator"))
                                {
                                    //sSelect = "select EX_Objective.ObjectiveQuestionID,EX_Objective.ObjectiveAnswer,EX_Objective.ObjectiveAnswerIsValid from EX_Objective inner join EX_Question on EX_Objective.ObjectiveQuestionID = EX_Question.QuestionID inner join EX_QuestionGeneration on EX_Question.QuestionID = EX_QuestionGeneration.QuestionID inner join EX_CandidateExam on EX_CandidateExam.QuestionID=EX_QuestionGeneration.QuestionID where EX_CandidateExam.QuestionID='" + oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionID + "' and EX_CandidateExam.CandidateID='" + oCandidateInList.CandidateCompositeID + "' and EX_CandidateExam.ExamID='" + oExam.ExamID + "' and EX_CandidateExam.QuestionID in (select EX_QuestionGeneration.QuestionID from EX_QuestionGeneration where EX_QuestionGeneration.ExamID='" + oExam.ExamID + "' and EX_QuestionGeneration.GeneratorID='" + oSystemUser.SystemUserID + "')";
                                    //sSelect = "select distinct EX_Objective.ObjectiveQuestionID,EX_Objective.ObjectiveAnswer,"
                                    //+" EX_Objective.ObjectiveAnswerIsValid from EX_Objective inner join EX_Question"
                                    //+" on EX_Objective.ObjectiveQuestionID = EX_Question.QuestionID inner join EX_QuestionGeneration"
                                    //+" on EX_Question.QuestionID = EX_QuestionGeneration.QuestionID inner join EX_CandidateExam"
                                    //+" on EX_CandidateExam.QuestionID=EX_QuestionGeneration.QuestionID"
                                    //+" where EX_CandidateExam.QuestionID='" + oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionID + "'"
                                    //+" and EX_CandidateExam.CandidateID='" + oCandidateForExamInList.CandidateForExamCandidate.CandidateCompositeID + "'"
                                    //+" and EX_CandidateExam.ExamID='" + oExam.ExamID + "' and EX_CandidateExam.QuestionID"
                                    //+" in (select EX_QuestionGeneration.QuestionID from EX_QuestionGeneration"
                                    //+" where EX_QuestionGeneration.ExamID='" + oExam.ExamID + "')";

                                    sSelect = "select EX_Objective.ObjectiveQuestionID,EX_Objective.ObjectiveAnswer,"
                                    + " EX_Objective.ObjectiveAnswerIsValid from EX_Objective inner join EX_CandidateExam"
                                    + " on EX_CandidateExam.QuestionID=EX_Objective.ObjectiveQuestionID"
                                    + " where EX_CandidateExam.QuestionID='" + oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionID + "'"
                                    + " and EX_CandidateExam.CandidateID='" + oCandidateForExamInList.CandidateForExamCandidate.CandidateCompositeID + "'"
                                    + " and EX_CandidateExam.ExamID='" + oExam.ExamID + "' and EX_CandidateExam.QuestionID"
                                    + " in (select EX_QuestionGeneration.QuestionID from EX_QuestionGeneration"
                                    + " where EX_QuestionGeneration.ExamID='" + oExam.ExamID + "')";
                                }

                                String sCheckValid = String.Empty;
                                String sCheckName = String.Empty;

                                List<Choice> oListChoices = new List<Choice>();

                                oSqlDataReader = oDAOUtil.GetReader(sSelect);

                                while (oSqlDataReader.Read())
                                {
                                    Choice oChoice = new Choice();

                                    oChoice.ChoiceIsValid = Boolean.Parse(oSqlDataReader["ObjectiveAnswerIsValid"].ToString());
                                    oChoice.ChoiceName = oSqlDataReader["ObjectiveAnswer"].ToString();

                                    oListChoices.Add(oChoice);
                                }

                                oSqlDataReader.Close();

                                oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfChoices = oListChoices;
                            }
                        }

                        oCandidateForExamInList.CadidateCandidateExam.CandidateAnsweredQuestions = oListCandidateAnswerQuestion;
                    }
                }

                oResult.ResultObject = oListCandidateForExamForGrid;
                oResult.ResultMessage = "Objective answers are evaluated for all candidate of this exam...";
                oResult.ResultIsSuccess = true;
            }
            catch (Exception oEx)
            {
                oResult.ResultIsSuccess = false;
                oResult.ResultException = oEx;
                oResult.ResultMessage = "Exception occured at evaluation of objective answers for all candidate of this exam...";

                logger.Info("Exception EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessDAO+DAO", oEx);

                //new CLogger("Exception EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessDAO+DAO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Exception EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessDAO+DAO", ELogLevel.Debug, oEx);
            }
            finally
            {
                if (oSqlDataReader!=null && !oSqlDataReader.IsClosed)
                {
                    oSqlDataReader.Close();
                }
            }

            //new CLogger("Out EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessDAO+DAO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Out EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessDAO+DAO", ELogLevel.Debug); ;

            logger.Info("End EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessDAO+DAO");

            return oResult;
        }
        public Result SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam(String sCandidateID, List<CandidateAnswerQuestion> oListCandidateAnswerQuestion, Exam oExam, SystemUser oSystemUser)
        {
            //new CLogger("Start SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam EvaluateProcessBO+BO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Start SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam EvaluateProcessBO+BO", ELogLevel.Debug);

            Result oResult = new Result();
            EvaluateProcessDAO oEvaluateProcessDAO = new EvaluateProcessDAO();

            try
            {
                oResult = oEvaluateProcessDAO.SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam(sCandidateID,oListCandidateAnswerQuestion, oExam, oSystemUser);
            }
            catch (Exception oEx)
            {
                oResult.ResultIsSuccess = false;
                oResult.ResultException = oEx;
                oResult.ResultMessage = "SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam Exception..";

                //new CLogger("Exception SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam EvaluateProcessBO+BO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Exception SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam EvaluateProcessBO+BO", ELogLevel.Debug, oEx);
            }

            //new CLogger("Out SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam EvaluateProcessBO+BO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Out SaveDescriptiveAnswerMarksForCandidatesForASystemUserOfAnExam EvaluateProcessBO+BO", ELogLevel.Debug);

            return oResult;
        }
        /// <summary>
        /// This method show all systemusers
        /// </summary>
        /// <returns> It returns Result Object </returns>
        public Result ShowAllSystemUsers()
        {
            logger.Info("Start ShowAllSystemUsers SystemUserDAO+DAO");

            Result oResult = new Result();
            DAOUtil oDAOUtil = new DAOUtil();

            SqlDataReader oSqlDataReader = null;

            List<SystemUser> oListSystemUser = new List<SystemUser>();

            String sSelect = String.Empty;

            DateTime oDateTime = DateTime.MinValue;

            try
            {
                sSelect = "select SystemUserID,SystemUserName,SystemUserPassword,DeleteTime,EmailAddress from EX_SystemUser where DeleteTime is NULL order by SystemUserName asc";

                oSqlDataReader = oDAOUtil.GetReader(sSelect);

                while (oSqlDataReader.Read())
                {
                    SystemUser oSystemUser = new SystemUser();

                    oSystemUser.SystemUserID = new Guid(oSqlDataReader["SystemUserID"].ToString());
                    oSystemUser.SystemUserName = oSqlDataReader["SystemUserName"].ToString();
                    oSystemUser.SystemUserPassword = oSqlDataReader["SystemUserPassword"].ToString();
                    oSystemUser.SystemUserEmail = oSqlDataReader["EmailAddress"].ToString();

                    if (DateTime.TryParse(oSqlDataReader["DeleteTime"].ToString(), out oDateTime))
                    {
                        oSystemUser.DeleteTime = DateTime.Parse(oSqlDataReader["DeleteTime"].ToString());
                    }

                    oListSystemUser.Add(oSystemUser);
                }

                oSqlDataReader.Close();

                oResult.ResultObject = oListSystemUser;
                oResult.ResultMessage = "System User Load Success...";
                oResult.ResultIsSuccess = true;
            }
            catch (Exception oEx)
            {
                oResult.ResultIsSuccess = false;
                oResult.ResultException = oEx;
                oResult.ResultMessage = "System User Show Exception...";

                logger.Info("Exception ShowAllSystemUsers SystemUserDAO+DAO", oEx);
            }
            finally
            {
                if (oSqlDataReader!=null && !oSqlDataReader.IsClosed)
                {
                    oSqlDataReader.Close();
                }
            }

            logger.Info("End ShowAllSystemUsers SystemUserDAO+DAO");

            return oResult;
        }
        //public Result EvaluateObjectiveAnswersBeforeShow(List<CandidateAnswerQuestion> oListCandidateAnswerQuestion, Exam oExam, String sCandidateID)
        //{
        //    Result oResult = new Result();
        //    try
        //    {
        //        foreach (CandidateAnswerQuestion oCandidateAnswerQuestionInList in oListCandidateAnswerQuestion)
        //        {
        //        }
        //    }
        //    catch (Exception oEx)
        //    {
        //        oResult.ResultIsSuccess = false;
        //        oResult.ResultException = oEx;
        //        oResult.ResultMessage = "EvaluateObjectiveAnswersBeforeShow Exception..";
        //    }
        //    return oResult;
        //}
        /// <summary>
        /// This Method Evaluates ObjectiveAnswers For All Candidate Of An Exam
        /// It evaluates the objective answers according to exam constraint
        /// </summary>
        /// <param name="oListCandidateForExamForGrid"> It takes List<SqlCommand> </param>
        /// <param name="oSystemUser"> It takes SystemUser Object </param>
        /// <param name="oExam"> It takes Exam Object </param>
        /// <returns> return Result Object </returns>
        public Result EvaluateObjectiveAnswersForAllCandidateOfAnExma(List<CandidateForExam> oListCandidateForExamForGrid, SystemUser oSystemUser, Exam oExam)
        {
            //new CLogger("Start EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessBO+BO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Start EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessBO+BO", ELogLevel.Debug);

            logger.Info("Start EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessBO+BO");

            Result oResult = new Result();
            EvaluateProcessDAO oEvaluateProcessDAO = new EvaluateProcessDAO();

            List<CandidateForExam> oListCandidateForExamForEvaluate = new List<CandidateForExam>();

            int i=0;

            try
            {
                oResult = oEvaluateProcessDAO.EvaluateObjectiveAnswersForAllCandidateOfAnExma(oListCandidateForExamForGrid, oSystemUser, oExam);

                if (oResult.ResultIsSuccess)
                {
                    oListCandidateForExamForEvaluate = (List<CandidateForExam>)oResult.ResultObject;

                    foreach (CandidateForExam oCandidateForExamInList in oListCandidateForExamForEvaluate)
                    {
                        foreach (CandidateAnswerQuestion oCandidateAnswerQuestionInList in oCandidateForExamInList.CadidateCandidateExam.CandidateAnsweredQuestions)
                        {
                            if (oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionQuestionType.QuestionTypeID == 0)
                            {
                                if(oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfAnswers.Count == oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfChoices.Count)
                                {
                                    if (oExam.ExamConstraint == 0 || oExam.ExamConstraint == 2) //full, negative
                                    {
                                        Boolean bMatch = true;

                                        for (i = 0; i < oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfAnswers.Count; i++)
                                        {
                                            if (oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfAnswers[i].ChoiceIsValid == oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfChoices[i].ChoiceIsValid)
                                            {

                                            }
                                            else
                                            {
                                                bMatch = false;
                                                break;
                                            }
                                        }

                                        if (bMatch)
                                        {
                                            oCandidateAnswerQuestionInList.ObtainMark = oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionDefaultMark;
                                        }
                                        else
                                        {
                                            if (oExam.ExamConstraint == 0)
                                            {
                                                oCandidateAnswerQuestionInList.ObtainMark = 0f;
                                            }
                                            else if (oExam.ExamConstraint == 2)
                                            {
                                                oCandidateAnswerQuestionInList.ObtainMark = (-1f) * (oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionDefaultMark);
                                            }
                                        }
                                    }
                                    else if(oExam.ExamConstraint == 1) //partial
                                    {
                                        int iMatchCount = 0;
                                        int iTotalValid = 0;

                                        for (i = 0; i < oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfAnswers.Count; i++)
                                        {
                                            if (oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfAnswers[i].ChoiceIsValid==true &&  oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfChoices[i].ChoiceIsValid==true)
                                            {
                                                iMatchCount = iMatchCount + 1;
                                            }
                                            if (oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfChoices[i].ChoiceIsValid == true)
                                            {
                                                iTotalValid = iTotalValid + 1;
                                            }
                                        }

                                        if (iTotalValid > 0)
                                        {
                                            oCandidateAnswerQuestionInList.ObtainMark = ((float)iMatchCount / (float)iTotalValid) * (oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionDefaultMark);
                                        }
                                        //else
                                        //{
                                        //    if (iTotalValid == 0 && iMatchCount==0)
                                        //    {
                                        //        oCandidateAnswerQuestionInList.ObtainMark = (oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionDefaultMark);
                                        //    }
                                        //    else if (iTotalValid == 0 && iMatchCount>0)
                                        //    {
                                        //        oCandidateAnswerQuestionInList.ObtainMark = 0f;
                                        //    }
                                        //}
                                    }
                                    else if (oExam.ExamConstraint == 3) //partial negative
                                    {
                                        int iMatchCount = 0;
                                        int iTotalValid = 0;
                                        int iNotMatchCount = 0;

                                        for (i = 0; i < oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfAnswers.Count; i++)
                                        {
                                            if (oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfAnswers[i].ChoiceIsValid == true && oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfChoices[i].ChoiceIsValid == true)
                                            {
                                                iMatchCount = iMatchCount + 1;
                                            }
                                            else if (oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfAnswers[i].ChoiceIsValid == true && oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfChoices[i].ChoiceIsValid == false)
                                            {
                                                iNotMatchCount = iNotMatchCount + 1;
                                            }

                                            if (oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionObjectiveType.ListOfChoices[i].ChoiceIsValid == true)
                                            {
                                                iTotalValid = iTotalValid + 1;
                                            }
                                        }

                                        if (iTotalValid > 0)
                                        {
                                            oCandidateAnswerQuestionInList.ObtainMark = ((float)iMatchCount / (float)iTotalValid) * (oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionDefaultMark) - (float)iNotMatchCount * (1f / (float)iTotalValid);
                                        }
                                        //else
                                        //{
                                        //    if (iTotalValid == 0 && iMatchCount == 0)
                                        //    {
                                        //        oCandidateAnswerQuestionInList.ObtainMark = (oCandidateAnswerQuestionInList.QuestionForCandidateAnswer.QuestionDefaultMark);
                                        //    }
                                        //    else if (iTotalValid == 0 && iMatchCount > 0)
                                        //    {
                                        //        oCandidateAnswerQuestionInList.ObtainMark = 0f;
                                        //    }
                                        //}
                                    }
                                }
                            }
                        }
                    }

                    oResult = oEvaluateProcessDAO.SaveObjectiveAnswerMarksForAllCandidateOfAnExam(oListCandidateForExamForEvaluate, oSystemUser, oExam);
                }
            }
            catch (Exception oEx)
            {
                oResult.ResultIsSuccess = false;
                oResult.ResultException = oEx;
                oResult.ResultMessage = "EvaluateObjectiveAnswersForAllCandidateOfAnExma Exception.." + oEx.ToString();

                logger.Info("Exception EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessBO+BO", oEx);

                //new CLogger("Exception EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessBO+BO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Exception EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessBO+BO", ELogLevel.Debug, oEx);
            }

            //new CLogger("Out EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessBO+BO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Out EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessBO+BO", ELogLevel.Debug);

            logger.Info("End EvaluateObjectiveAnswersForAllCandidateOfAnExma EvaluateProcessBO+BO");

            return oResult;
        }
        /// <summary>
        /// This method Load Candidates According to SystemUser to evaluate candidates
        /// That means, if a system user setup questions for an exam then he can evaluate candidates 
        /// Administrator can always evaluate candidates.
        /// </summary>
        /// <param name="oSystemUser"> It takes SystemUser Object </param>
        /// <param name="oExam"> It takes Exam Object </param>
        /// <returns> It returns Result Object </returns>
        public Result LoadCandidatesAccordingToSystemUserForEvaluate(SystemUser oSystemUser, Exam oExam)
        {
            //new CLogger("Start LoadCandidatesAccordingToSystemUserForEvaluate EvaluateProcessDAO+DAO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Start LoadCandidatesAccordingToSystemUserForEvaluate EvaluateProcessDAO+DAO", ELogLevel.Debug);

            logger.Info("Start LoadCandidatesAccordingToSystemUserForEvaluate EvaluateProcessDAO+DAO");

            Result oResult = new Result();
            DAOUtil oDAOUtil = new DAOUtil();

            SqlDataReader oSqlDataReader = null;

            List<CandidateForExam> oListCandidateForExam = new List<CandidateForExam>();

            String sSelect = String.Empty;

            try
            {
                if (oSystemUser.SystemUserName.ToLower().Equals("administrator"))
                {
                    //sSelect = "select distinct EX_Candidate.ExamID,EX_Candidate.CompositeCandidateID,EX_Candidate.CandidatePassword,EX_Candidate.Name,EX_Candidate.LastResult,EX_Candidate.LastInstitution,EX_Candidate.LastPassingYear,CvPath from EX_Candidate inner join EX_CandidateExam on EX_Candidate.CompositeCandidateID = EX_CandidateExam.CandidateID where EX_Candidate.ExamID='" + oExam.ExamID + "' and EX_Candidate.ExamID in (select EX_QuestionGeneration.ExamID from EX_QuestionGeneration where EX_QuestionGeneration.ExamID='" + oExam.ExamID + "')";
                    sSelect = "select distinct EX_CandidateForExam.ExamID,EX_Candidate.CompositeCandidateID,EX_Candidate.CandidatePassword,EX_Candidate.Name,EX_Candidate.LastResult,EX_Candidate.LastInstitution,EX_Candidate.LastPassingYear,EX_Candidate.CvPath"
                    + " from EX_Candidate inner join EX_CandidateForExam on EX_Candidate.CompositeCandidateID=EX_CandidateForExam.CandidateID"
                    + " inner join EX_CandidateExam on EX_CandidateForExam.ExamID=EX_CandidateExam.ExamID where EX_CandidateExam.ExamID='" + oExam.ExamID + "'"
                    + " and EX_CandidateForExam.CandidateID=EX_CandidateExam.CandidateID"
                    + " and EX_CandidateExam.ExamID in (select EX_QuestionGeneration.ExamID from EX_QuestionGeneration where EX_QuestionGeneration.ExamID='" + oExam.ExamID + "')";
                }
                else
                {
                    //sSelect = "select distinct EX_Candidate.ExamID,EX_Candidate.CompositeCandidateID,EX_Candidate.CandidatePassword,EX_Candidate.Name,EX_Candidate.LastResult,EX_Candidate.LastInstitution,EX_Candidate.LastPassingYear,CvPath from EX_Candidate inner join EX_CandidateExam on EX_Candidate.CompositeCandidateID = EX_CandidateExam.CandidateID where EX_Candidate.ExamID='" + oExam.ExamID + "' and EX_Candidate.ExamID in (select EX_QuestionGeneration.ExamID from EX_QuestionGeneration where EX_QuestionGeneration.ExamID='" + oExam.ExamID + "' and EX_QuestionGeneration.GeneratorID='" + oSystemUser.SystemUserID + "')";
                    sSelect = "select distinct EX_CandidateForExam.ExamID,EX_Candidate.CompositeCandidateID,EX_Candidate.CandidatePassword,EX_Candidate.Name,EX_Candidate.LastResult,EX_Candidate.LastInstitution,EX_Candidate.LastPassingYear,EX_Candidate.CvPath"
                    + " from EX_Candidate inner join EX_CandidateForExam on EX_Candidate.CompositeCandidateID=EX_CandidateForExam.CandidateID"
                    + " inner join EX_CandidateExam on EX_CandidateForExam.ExamID=EX_CandidateExam.ExamID where EX_CandidateExam.ExamID='" + oExam.ExamID + "'"
                    + " and EX_CandidateForExam.CandidateID=EX_CandidateExam.CandidateID"
                    + " and EX_CandidateExam.ExamID in (select EX_QuestionGeneration.ExamID from EX_QuestionGeneration where EX_QuestionGeneration.ExamID='" + oExam.ExamID + "' and EX_QuestionGeneration.GeneratorID='" + oSystemUser.SystemUserID + "')";
                }

                oSqlDataReader = oDAOUtil.GetReader(sSelect);

                while(oSqlDataReader.Read())
                {
                    CandidateForExam oCandidateForExam = new CandidateForExam();

                    oCandidateForExam.CadidateCandidateExam.CandiadteExamExam.ExamID = new Guid(oSqlDataReader["ExamID"].ToString());
                    oCandidateForExam.CandidateForExamCandidate.CandidateCompositeID = oSqlDataReader["CompositeCandidateID"].ToString();
                    oCandidateForExam.CandidateForExamCandidate.CandidatePassword = oSqlDataReader["CandidatePassword"].ToString();
                    oCandidateForExam.CandidateForExamCandidate.CandidateName = oSqlDataReader["Name"].ToString();
                    oCandidateForExam.CandidateForExamCandidate.CandidateLastResult = float.Parse(oSqlDataReader["LastResult"].ToString());
                    oCandidateForExam.CandidateForExamCandidate.CandiadteLastInstitution = oSqlDataReader["LastInstitution"].ToString();
                    oCandidateForExam.CandidateForExamCandidate.CandidateLastPassingYear = int.Parse(oSqlDataReader["LastPassingYear"].ToString());
                    oCandidateForExam.CandidateForExamCandidate.CandidateCvPath = oSqlDataReader["CvPath"].ToString();

                    oListCandidateForExam.Add(oCandidateForExam);
                }

                oSqlDataReader.Close();

                oResult.ResultObject = oListCandidateForExam;
                oResult.ResultMessage = "LoadCandidatesAccordingToSystemUserForEvaluate Success...";
                oResult.ResultIsSuccess = true;
            }
            catch (Exception oEx)
            {
                oResult.ResultIsSuccess = false;
                oResult.ResultException = oEx;
                oResult.ResultMessage = "LoadCandidatesAccordingToSystemUserForEvaluate Exception...";

                logger.Info("Exception LoadCandidatesAccordingToSystemUserForEvaluate EvaluateProcessDAO+DAO", oEx);

                //new CLogger("Exception LoadCandidatesAccordingToSystemUserForEvaluate EvaluateProcessDAO+DAO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Exception LoadCandidatesAccordingToSystemUserForEvaluate EvaluateProcessDAO+DAO", ELogLevel.Debug, oEx);
            }
            finally
            {
                if (oSqlDataReader!=null && !oSqlDataReader.IsClosed)
                {
                    oSqlDataReader.Close();
                }
            }

            //new CLogger("Out LoadCandidatesAccordingToSystemUserForEvaluate EvaluateProcessDAO+DAO", FileNameManagerInDLL.sLogFileName, 1).WriteLog("Out LoadCandidatesAccordingToSystemUserForEvaluate EvaluateProcessDAO+DAO", ELogLevel.Debug); ;

            logger.Info("End LoadCandidatesAccordingToSystemUserForEvaluate EvaluateProcessDAO+DAO");

            return oResult;
        }